package com.atguigu.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.atguigu.commonutils.R;
import com.atguigu.commonutils.exceptionhandler.GuliException;
import com.atguigu.vod.Utils.ConstantVodUtils;
import com.atguigu.vod.Utils.InitVodClient;
import com.atguigu.vod.service.VodService;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;

@Service
public class VodServiceImpl  implements VodService {
    @Override
    public String uploadVideoAly(MultipartFile file) {
        try{
            //title上传之后的显示名称
            //fileName文件名称
            String fileName=file.getOriginalFilename();
            String title = fileName.substring(0, fileName.lastIndexOf("."));
            //inputStream 输入流
            InputStream inputStream=file.getInputStream();
            //读取不到keyid的值，因为工具类没有加注解
            UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET, title, fileName, inputStream);
            UploadVideoImpl uploader = new UploadVideoImpl();
            /* 存储区域(可选) 你的存储地区应该是必选*/
            request.setStorageLocation("outin-8684f504cf6c11ebbc7500163e10ce6c.oss-cn-beijing.aliyuncs.com");
            /* 点播服务接入点 */
            request.setApiRegionId("cn-beijing");
            UploadStreamResponse response = uploader.uploadStream(request);

            String videoId=null;
            System.out.print("RequestId=" + response.getRequestId() + "\n");  //请求视频点播服务的请求ID
            if (response.isSuccess()) {
                videoId=response.getVideoId();
                System.out.print("VideoId=" + response.getVideoId() + "\n");
                return videoId;
            } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
                System.out.print("VideoId=" + response.getVideoId() + "\n");
                System.out.print("ErrorCode=" + response.getCode() + "\n");
                System.out.print("ErrorMessage=" + response.getMessage() + "\n");
                videoId=response.getVideoId();
                return videoId;
            }
        }catch (Exception e){
            e.printStackTrace();
           return null;
        }
    }

    @Override
    public void removeMoreAlyVideo(List videoIdList) {
        try{
            //初始化对象
            DefaultAcsClient client = InitVodClient.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);
            //创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            //videoIdList值转换成1，2，3
            String videoIds = StringUtils.join(videoIdList.toArray(), ",");
            //向request设置视频id
            request.setVideoIds(videoIds);
            //调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        }catch (Exception e){
            e.printStackTrace();
            throw new GuliException(20001,"删除视频失败");
        }
    }
}
